Smoke detector, combined smoke and carbon monoxide detector, composite alarm with audible warning and battery-powered digital display.

General Description This combined smoke and carbon monoxide detector uses high-precision electrochemical sensors, providing reliable and rapid hazard detection. It is designed for use in various indoor environments such as homes, factories, shopping centers, warehouses, and offices. Technical Specifications Sensor Type: Electrochemical for carbon monoxide and infrared photoelectric for smoke detection Alarm Sound Level: ≥ 85 dB Power Supply: 3 x 1.5V AA batteries (not included) Activation Time: Operates normally after 2 minutes of installation Power Consumption: Low power consumption with long standby time Installation To install the detector, follow these steps: Drill two marked installation holes Use a hammer to drive two plastic eyelets into the holes Install the bracket to the ceiling by inserting and tightening the provided screws into the plastic eyelets Operation To test the operation of the device, press the "test" button. The alarm will sound, allowing you to verify that it is working correctly.